#1D5582#1D5582

#1D5582 is a dark, moderate cyan. Relative luminance 0.084; OKLCH L 43.6% C 0.094 H 246.7°. Best body text is #FFFFFF at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#1D5582
RGB	rgb(29, 85, 130)
HSL	hsl(207, 64%, 31%)
HSV	hsv(207, 78%, 51%)
CMYK	cmyk(77.7%, 34.6%, 0%, 49%)
CIE-LAB	lab(34.74, -1.58, -30.44)
CIE-LCH	lch(34.74, 30.48, 267.02°)
OKLab	oklab(43.6% -0.0372 -0.0864)
OKLCH	oklch(43.6% 0.094 246.7)
XYZ	xyz(7.7829, 8.3690, 22.3200)
Luminance	0.0837 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5582 #824A1D

analogous

#1D827C #1D5582 #1D2282

triadic

#1D5582 #821D55 #55821D

tetradic

#1D5582 #7C1D82 #824A1D #22821D

square

#1D5582 #7C1D82 #824A1D #22821D

split-complementary

#1D5582 #821D22 #827C1D

monochromatic

#07141E #123450 #1D5582 #2876B4 #4495D5

Accessibility & contrast

On white

7.85

#1D5582 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#1D5582 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5582

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5582	#FFFFFF	#000000	##FFFFFF
##1D5582	1.00	7.85	2.67	7.85
#FFFFFF	7.85	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#405784

Deuteranopia (green-blind)

#324D81

Tritanopia (blue-blind)

#006065

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #1d5582;
/* rgb */ color: rgb(29, 85, 130);
/* oklch */ color: oklch(43.6% 0.094 246.7);

Tailwind

colors: {
  custom: {
    50: '#6884a6',
    500: '#1d5582',
    950: '#000000',
  },
}

SCSS

$custom: #1d5582;
$custom-light: #6884a6;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5582",
  "rgb": {
    "r": 29,
    "g": 85,
    "b": 130
  },
  "hsl": {
    "h": 206.733,
    "s": 63.522,
    "l": 31.176
  },
  "oklch": {
    "l": 0.43604,
    "c": 0.09413,
    "h": 246.7
  },
  "luminance": 0.0837
}

Semantic roles & 50–950 ramp

primary

#1D5582

secondary

#B57746

accent

#8B41E7

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1D5582

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →